Ankle brace



FIG. 1 is a perspective view of an ankle brace showing the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The portions of the ankle brace in FIGS. 1-7 shown in broken lines are included to show features that form no part of the claimed design. 

CLAIM We claim, the ornamental design for an ankle brace, as shown and described. 